.page-faq {
  --faq-top: 92px;
  background: var(--warm);
  color: var(--soot);
  font-family: var(--font-body);
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-display);
}

/* ---------- 首屏框景 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  color: var(--warm);
  background:
    radial-gradient(115% 82% at 50% -18%, rgba(192, 138, 62, .26), rgba(11, 27, 43, 0) 62%),
    var(--ink);
  padding-block: clamp(24px, 5vw, 50px) clamp(40px, 7vw, 82px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: clamp(10px, 2vw, 22px);
  border: 1px solid var(--line);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 10px;
  background: repeating-linear-gradient(90deg, var(--line-strong) 0 1px, transparent 1px 26px);
  opacity: .55;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .breadcrumb {
  margin: 0 0 20px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--copper-soft);
}

.page-faq .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .breadcrumb li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-faq .breadcrumb li + li::before {
  content: "/";
  color: var(--line-strong);
}

.page-faq .breadcrumb a {
  color: var(--copper-soft);
  text-decoration: none;
}

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--warm);
  text-decoration: underline;
}

.page-faq .faq-hero .eyebrow--light {
  margin: 0 0 14px;
  color: var(--copper-soft);
}

.page-faq .faq-hero h1 {
  margin: 0 0 18px;
  max-width: 17em;
  font-size: clamp(27px, 5.6vw, 52px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -.01em;
}

.page-faq .lead--light {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: rgba(247, 241, 231, .84);
}

.page-faq .faq-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-faq .faq-hero__quick a {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border: 1px solid var(--line);
  background: var(--glass);
  color: var(--warm);
  font-size: 13px;
  letter-spacing: .06em;
  text-decoration: none;
  transition: transform .24s var(--ease), border-color .24s var(--ease), background .24s var(--ease);
}

.page-faq .faq-hero__quick a:hover,
.page-faq .faq-hero__quick a:focus-visible {
  border-color: var(--copper-soft);
  background: rgba(192, 138, 62, .18);
  transform: translateY(-2px);
  outline: none;
}

.page-faq .faq-hero__quick a:focus-visible {
  box-shadow: 0 0 0 2px var(--copper-soft);
}

/* ---------- 热门问题 ---------- */
.page-faq .faq-hot {
  background: var(--cream);
  padding-block: clamp(30px, 6vw, 66px);
  border-bottom: 1px solid var(--line-paper);
}

.page-faq .faq-hot__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-faq .faq-hot__head {
  margin-bottom: 20px;
}

.page-faq .faq-hot__head .eyebrow {
  margin: 0 0 10px;
  color: var(--copper);
}

.page-faq .faq-hot h2 {
  margin: 0 0 8px;
  font-size: clamp(20px, 3.2vw, 28px);
  font-weight: 900;
  line-height: 1.38;
  color: var(--ink);
}

.page-faq .faq-hot__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(23, 18, 14, .66);
}

.page-faq .hot-grid {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .hot-card {
  position: relative;
  display: block;
  height: 100%;
  padding: 16px 40px 16px 16px;
  border: 1px solid var(--line-paper);
  background: rgba(255, 255, 255, .55);
  color: var(--soot);
  text-decoration: none;
  transition: transform .26s var(--ease), border-color .26s var(--ease), background .26s var(--ease), box-shadow .26s var(--ease);
}

.page-faq .hot-card__num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--copper);
}

.page-faq .hot-card__q {
  display: block;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 800;
  line-height: 1.55;
  color: var(--ink);
}

.page-faq .hot-card__a {
  display: block;
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.78;
  color: rgba(23, 18, 14, .72);
}

.page-faq .hot-card::after {
  content: "→";
  position: absolute;
  top: 14px;
  right: 15px;
  font-size: 14px;
  color: var(--copper);
  opacity: .55;
  transition: transform .26s var(--ease), opacity .26s var(--ease);
}

.page-faq .hot-card:hover,
.page-faq .hot-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--copper);
  background: var(--warm);
  box-shadow: var(--shadow-plaque);
  outline: none;
}

.page-faq .hot-card:focus-visible {
  box-shadow: 0 0 0 2px var(--copper), var(--shadow-plaque);
}

.page-faq .hot-card:hover::after,
.page-faq .hot-card:focus-visible::after {
  transform: translateX(3px);
  opacity: 1;
}

.page-faq .faq-hot__figure {
  margin: 0;
}

.page-faq .faq-hot__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line-paper);
}

.page-faq .faq-hot__figure figcaption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .1em;
  line-height: 1.7;
  color: rgba(23, 18, 14, .58);
}

/* ---------- 分组问答 ---------- */
.page-faq .faq-body {
  background: var(--warm);
  padding-block: clamp(32px, 6vw, 74px);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-faq .faq-index {
  border: 1px solid var(--line);
  background: var(--ink);
  color: var(--warm);
  padding: 18px;
}

.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--copper-soft);
}

.page-faq .faq-index__title--sub {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-index__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid transparent;
  color: var(--warm);
  font-size: 13.5px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color .22s var(--ease), background .22s var(--ease);
}

.page-faq .faq-index__link span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--copper);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: var(--line-strong);
  background: rgba(192, 138, 62, .16);
  outline: none;
}

.page-faq .faq-index__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.page-faq .faq-index__links a {
  color: var(--copper-soft);
  font-size: 13px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-faq .faq-index__links a:hover,
.page-faq .faq-index__links a:focus-visible {
  color: var(--warm);
  border-bottom-color: var(--copper-soft);
  outline: none;
}

.page-faq .faq-group {
  margin-bottom: clamp(28px, 4.5vw, 54px);
}

.page-faq .faq-group:last-child {
  margin-bottom: 0;
}

.page-faq .faq-group__head {
  display: grid;
  gap: 7px;
  margin-bottom: 16px;
  padding-top: 14px;
  border-top: 2px solid var(--copper);
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--copper);
}

.page-faq .faq-group h3 {
  margin: 0;
  font-size: clamp(19px, 3vw, 26px);
  font-weight: 900;
  line-height: 1.4;
  color: var(--ink);
}

.page-faq .faq-group__note {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(23, 18, 14, .7);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line-paper);
  transition: background .22s var(--ease);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 12px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.62;
  color: var(--ink);
}

.page-faq .faq-item summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.3;
  color: var(--copper);
}

.page-faq .faq-item[open] summary::after {
  content: "–";
}

.page-faq .faq-item summary:hover,
.page-faq .faq-item summary:focus-visible {
  color: var(--cinnabar);
  outline: none;
}

.page-faq .faq-item summary:focus-visible {
  box-shadow: inset 0 0 0 2px var(--copper-soft);
}

.page-faq .faq-item[open] {
  background: rgba(192, 138, 62, .08);
}

.page-faq .faq-item__body {
  padding: 0 12px 18px;
}

.page-faq .faq-item__body p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.9;
  color: rgba(23, 18, 14, .82);
}

.page-faq .faq-item__body p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-item__link {
  display: inline-block;
  color: var(--ink);
  font-size: 13.5px;
  text-decoration: none;
  border-bottom: 1px solid var(--copper);
  padding-bottom: 2px;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .faq-item__link:hover,
.page-faq .faq-item__link:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
  outline: none;
}

/* ---------- 联系客服 ---------- */
.page-faq .faq-support {
  color: var(--warm);
  background:
    radial-gradient(90% 70% at 12% 0%, rgba(192, 138, 62, .2), rgba(11, 27, 43, 0) 58%),
    linear-gradient(180deg, var(--ink-2), var(--ink));
  padding-block: clamp(34px, 6vw, 76px);
}

.page-faq .faq-support__grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-faq .faq-support .eyebrow--light {
  margin: 0 0 12px;
  color: var(--copper-soft);
}

.page-faq .faq-support h2 {
  margin: 0 0 14px;
  font-size: clamp(22px, 3.6vw, 34px);
  font-weight: 900;
  line-height: 1.32;
}

.page-faq .faq-support__lead {
  margin: 0 0 22px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(247, 241, 231, .82);
}

.page-faq .faq-support__list {
  margin: 0 0 26px;
}

.page-faq .faq-support__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-support__row dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--copper-soft);
}

.page-faq .faq-support__row dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
}

.page-faq .faq-support__row a {
  color: var(--warm);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .faq-support__row a:hover,
.page-faq .faq-support__row a:focus-visible {
  color: var(--copper-soft);
  border-bottom-color: var(--copper-soft);
  outline: none;
}

.page-faq .faq-support__subtitle {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 800;
  color: var(--copper-soft);
}

.page-faq .faq-support__tips {
  display: grid;
  gap: 10px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-support__tips li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(247, 241, 231, .84);
}

.page-faq .faq-support__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-display);
  font-size: 12px;
  color: var(--copper-soft);
}

.page-faq .faq-support__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.85;
  color: rgba(247, 241, 231, .62);
}

.page-faq .faq-support__note a {
  color: var(--copper-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-support__note a:hover,
.page-faq .faq-support__note a:focus-visible {
  color: var(--warm);
  border-bottom-color: var(--copper-soft);
  outline: none;
}

.page-faq .faq-support__figure {
  margin: 0;
  align-self: start;
}

.page-faq .faq-support__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-faq .faq-support__figure figcaption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .1em;
  color: rgba(247, 241, 231, .58);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .hot-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-faq .faq-support__row {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hot__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-support__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    align-items: start;
  }

  .page-faq .faq-hero__quick {
    gap: 12px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body__grid {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-top);
  }

  .page-faq .faq-index__nav {
    flex-direction: column;
    gap: 2px;
  }

  .page-faq .faq-index__link {
    display: flex;
    width: 100%;
  }

  .page-faq .faq-index__links {
    flex-direction: column;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero__quick a,
  .page-faq .hot-card,
  .page-faq .hot-card::after,
  .page-faq .faq-index__link,
  .page-faq .faq-item {
    transition: none;
  }

  .page-faq .faq-hero__quick a:hover,
  .page-faq .hot-card:hover,
  .page-faq .hot-card:hover::after {
    transform: none;
  }
}
<<<END>>>